.menu-block {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    flex-shrink: 2;
    width: 60%;
    height: 100%;
    min-width: 480px;
}

.container1 {
    display: block;
    width: 100%;
}

.img-container {
    flex-grow: 3;
    flex-shrink: 0;
    display: block;
    min-width: 480px;
}
.flex-r{
    display: flex;
    text-align: right;
}
.flex-grid .row {
    flex-wrap: wrap;
    justify-content: space-between;
}

.img-container .image-overlay:hover {
    opacity: 1;
}

.img-container .image-overlay {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    opacity: 0;
    overflow: hidden;
    font-size: .875rem;
    line-height: 1rem;
    padding: 2em;
    background-color: rgba(27, 161, 226, 0.7);
    color: #ffffff;
    text-align: center;
    border-radius: inherit;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.img-container,
.img-fluid,
.img-thumbnail {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    position: relative;
    background-color: transparent;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    overflow: visible;
}

.image-container .image-overlay::after {
    border-left: none;
    border-right: none;
    bottom: 1em;
    top: 1em;
}

.img-container .image-overlay * {
    color: #ffffff;
}

.img-container .image-overlay:hover {
    opacity: 1;
}

.img-container .image-overlay:hover:before,
.img-container .image-overlay:hover:after {
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
}

.img-container .image-overlay:before,
.img-container .image-overlay:after {
    display: block;
    position: absolute;
    content: "";
    border: 1px solid rgba(255, 255, 255, 0.7);
    top: 1em;
    bottom: 1em;
    left: 1em;
    right: 1em;
    opacity: 0;
    border-radius: inherit;
    -webkit-transform: scale(1.5);
    transform: scale(1.5);
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.img-container .image-overlay:after {
    border-left: none;
    border-right: none;
    bottom: 1em;
    top: 1em;
}

.img-container .image-overlay:before {
    border-top: none;
    border-bottom: none;
    bottom: 1em;
    top: 1em;
}


h1 {
    font-size: 4rem;
    line-height: 3em;
    color: white;
}

.sys-item {
    font-size: 2.5rem;
    line-height: 3em;
    width: 100%;
    cursor: pointer;
}

.sys-item a {
    color: #fff;
}

.sys-item:hover {
    background-color: rgba(79, 79, 79, 0.6);
}